CN207765369U - Vacuum circuit breaker - Google Patents
Vacuum circuit breaker Download PDFInfo
- Publication number
- CN207765369U CN207765369U CN201820128707.4U CN201820128707U CN207765369U CN 207765369 U CN207765369 U CN 207765369U CN 201820128707 U CN201820128707 U CN 201820128707U CN 207765369 U CN207765369 U CN 207765369U
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- China
- Prior art keywords
- fixedly connected
- support plate
- spring
- mounting base
- vacuum circuit
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Abstract
The utility model provides a kind of vacuum circuit breaker, is related to field of circuit breakers.The vacuum circuit breaker, including breaker body, the bottom of the breaker body is fixedly connected with support plate, the lower surface of the support plate is fixedly connected with the first spring, the described one end of first spring far from support plate is fixedly connected with mounting base, the upper surface of the mounting base opens up fluted, the inner bottom wall of the groove is fixedly connected with fixed plate, the front of the fixed plate is fixedly connected with fixing axle, the surface of the fixing axle is socketed with change, and the lower surface of the support plate is fixedly connected with the first fixed block.The vacuum circuit breaker, mutual cooperation between mounting plate, screw hole and screw rod, reach and mounting base is fixed using screw rod, so that increasing the stability of breaker body, pass through the mutual cooperation between fixed link, transverse slat and second spring, reach the vibrations of breaker body into row buffering so that breaker body is more steady.
Description
Technical field
The utility model is related to breaker technical field, specially a kind of vacuum circuit breaker.
Background technology
The dielectric of vacuum circuit breaker contact gap after its arc-extinguishing medium and arc extinguishing is gained the name due to being all high vacuum；It has
There is the advantages of small, light-weight, not have to maintenance suitable for frequent operation, arc extinguishing, using more universal in power distribution network.Vacuum
Breaker is 3~10kV, the indoor distribution in 50Hz three-phase alternating current systems, in industrial and mining enterprises, power plant, substation
Protection and control as electrical equipment are used, especially suitable for requiring the field of employment of non-oil ultra high vacuum system, few maintenance and frequent operation,
Breaker is configurable in middle-placed switch cabinet, double-layer cabinet, fixed cabinet and is used as control and protection high voltage electric equipment.
Currently, the dielectric of vacuum circuit breaker contact gap after its arc-extinguishing medium and arc extinguishing obtains due to being all high vacuum
Name；It has the advantages that it is small, light-weight, be suitable for frequent operation, arc extinguishing does not have to maintenance, using more general in power distribution network
And but being contacting and separating since breaker is not firm enough, so as to cause not easily-controllable between existing contacts for vacuum-break switches
System, job stability are poor.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of vacuum circuit breaker, and it is disconnected to solve existing vacuum
Being contacting and separating since breaker is not firm enough between the device contact of road, so as to cause being difficult to control, job stability is poor
Problem.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of vacuum circuit breaker, including
The bottom of breaker body, the breaker body is fixedly connected with support plate, and the lower surface of the support plate is fixedly connected with
First spring, the described one end of first spring far from support plate are fixedly connected with mounting base, and the upper surface of the mounting base opens up
Fluted, the inner bottom wall of the groove is fixedly connected with fixed plate, and the front of the fixed plate is fixedly connected with fixing axle, described
The surface of fixing axle is socketed with change, and the lower surface of the support plate is fixedly connected with the first fixed block, first fixed block
Lower surface be fixedly connected with rope, the lower surface overlap joint of the rope one end and change far from the first fixed block, the rope
The one end of rope far from change is fixedly connected with the second fixed block, and the upper surface of second fixed block and the lower surface of support plate are solid
Fixed connection, the upper surface of the mounting base are fixedly connected with side plate, fluting are offered on the left of the support plate, and the side plate is remote
The internal activity of one end and fluting from mounting base connects.
Preferably, the lower surface of the support plate is fixedly connected with fixed link, the one end of the fixed link far from support plate
It is fixedly connected with transverse slat, the right side opening of the side plate is equipped with sliding slot, the inside of the transverse slat one end and sliding slot far from fixed link
It is slidably connected.
Preferably, the lower surface of the transverse slat is fixedly connected with second spring, the one end of the second spring far from transverse slat
It is fixedly connected with the upper surface of mounting base.
Preferably, mounting plate is fixedly connected on the left of the mounting base, the upper surface of the mounting plate is offered under
The internal whorl of the screw hole that surface is connected, the screw hole is connected with screw rod.
Preferably, the quantity of first spring is two, and two the first springs are symmetrical arranged with the central axes of mounting base.
Preferably, first fixed block and the second fixed block are located between two the first springs.
(3) advantageous effect
The utility model provides a kind of vacuum circuit breaker.Has following advantageous effect：
1, the vacuum circuit breaker, the mutual cooperation between mounting plate, screw hole and screw rod, reach using screw rod by mounting base into
Row is fixed so that the stability for increasing breaker body is reached by the mutual cooperation between fixed link, transverse slat and second spring
To by the vibrations of breaker body into row buffering so that breaker body is more steady.
2, vacuum circuit breaker, the side plate being arranged by installing seating face, is reached and is limited support plate using side plate,
It avoids breaker body from generating shaking, by the first spring being arranged between support plate and mounting base, reaches and utilize the first spring
Elastic force increase breaker body stability reach by the mutual cooperation between rope, fixing axle and change and utilize rope
Pull, to increase the stability of breaker, solve between existing contacts for vacuum-break switches be contacting and separating due to
Breaker is not firm enough, so as to cause not easy to control, the poor problem of job stability.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model structure front view.
Wherein, 1 breaker body, 2 support plates, 3 mounting bases, 4 first springs, 5 first fixed blocks, 6 grooves, 7 fixing axles,
8 fixed plates, 9 changes, 10 ropes, 11 second fixed blocks, 12 fixed links, 13 flutings, 14 side plates, 15 sliding slots, 16 transverse slats, 17 spiral shells
Bar, 18 screw holes, 19 mounting plates, 20 second springs.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model embodiment provides a kind of vacuum circuit breaker, as shown in Figs. 1-2, including breaker body 1, breaker
The bottom of ontology 1 is fixedly connected with support plate 2, and the lower surface of support plate 2 is fixedly connected with the first spring 4, the number of the first spring 4
Amount is two, and two the first springs 4 are symmetrical arranged with the central axes of mounting base 3, can be with when breaker body 1 generates vibrations
Two the first springs 4 are squeezed jointly, the first spring 4 can be very good breaker body 1 into row buffering at this time so that
More steady, first one end of spring 4 far from support plate 2 is fixedly connected with mounting base 3, and the left side of mounting base 3 is fixedly connected
There are mounting plate 19, the upper surface of mounting plate 19 to offer the screw hole 18 being connected with lower surface, the internal whorl connection of screw hole 18
There is screw rod 17, before using vacuum circuit breaker, can screw rod 17 first be run through to screw hole 18 and be fixed between power equipment,
So that breaker body 1 is during use more securely, the upper surface of mounting base 3 opens up fluted 6, groove 6 it is interior
Bottom wall is fixedly connected with fixed plate 8, and the front of fixed plate 8 is fixedly connected with fixing axle 7, and the surface of fixing axle 7 is socketed with change
9, the lower surface of support plate 2 is fixedly connected with the first fixed block 5, and the lower surface of the first fixed block 5 is fixedly connected with rope 10, rope
The one end of rope 10 far from the first fixed block 5 and the lower surface of change 9 overlap, and the one end of rope 10 far from change 9 is fixedly connected with
Second fixed block 11, the first fixed block 5 and the second fixed block 11 are located between two the first springs 4, the first fixed block 5 and second
Rope 10 is mainly attached by fixed block 11, and rope 10 is limited breaker body 1 by change 9
Position so that breaker body 1 is more firm, and the upper surface of the second fixed block 11 is fixedly connected with the lower surface of support plate 2, peace
The upper surface of dress seat 3 is fixedly connected with side plate 14, and the lower surface of support plate 2 is fixedly connected with fixed link 12, and fixed link 12 is separate
One end of support plate 2 is fixedly connected with transverse slat 16, and the right side opening of side plate 14 is equipped with sliding slot 15, transverse slat 16 far from fixed link 12 one
End is connect with the internal slide of sliding slot 15, and when breaker body 1 generates vibrations during use, shaking force can make cross
Transmission of the plate 16 Jing Guo fixed link 12 is slided in the inside of sliding slot 15, can generate shaking to avoid breaker body 1 at this time,
The lower surface of transverse slat 16 is fixedly connected with second spring 20, the upper table of second spring 20 one end far from transverse slat 16 and mounting base 3
Face is fixedly connected, and when transverse slat 16 is moved with shaking force, second spring 20 can be squeezed or be pullled by transverse slat 16,
Second spring 20 can utilize elastic force to increase the stability of breaker body 1 when in use at this time, and the left side of support plate 2 offers
Fluting 13, the one end of side plate 14 far from mounting base 3 are connect with the internal activity of fluting 13.
In conclusion the vacuum circuit breaker, the mutual cooperation between mounting plate 19, screw hole 18 and screw rod 17, reach utilization
Mounting base 3 is fixed screw rod 17 so that the stability for increasing breaker body 1 passes through fixed link 12, transverse slat 16 and second
Mutual cooperation between spring 20 reaches the vibrations of breaker body 1 into row buffering so that breaker body 1 is more flat
Surely.
The side plate 14 being arranged by 3 surface of mounting base, is reached and is limited support plate 2 using side plate 14, avoid open circuit
Device ontology 1 generates shaking, by the first spring 4 being arranged between support plate 2 and mounting base 3, reaches the bullet using the first spring 4
Power increases the stability of breaker body 1, by the mutual cooperation between rope 10, fixing axle 7 and change 9, reaches and utilizes rope
Rope 10 is pullled, and to increase the stability of breaker, solves being contacting and separating between existing contacts for vacuum-break switches
Since breaker is not firm enough, so as to cause not easy to control, the poor problem of job stability.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of vacuum circuit breaker, including breaker body (1), it is characterised in that：The bottom of the breaker body (1) is fixed
It is connected with support plate (2), the lower surface of the support plate (2) is fixedly connected with the first spring (4), and first spring (4) is remote
One end from support plate (2) is fixedly connected with mounting base (3), and the upper surface of the mounting base (3) opens up fluted (6), described
The inner bottom wall of groove (6) is fixedly connected with fixed plate (8), and the front of the fixed plate (8) is fixedly connected with fixing axle (7), institute
The surface for stating fixing axle (7) is socketed with change (9), and the lower surface of the support plate (2) is fixedly connected with the first fixed block (5),
The lower surface of first fixed block (5) is fixedly connected with rope (10), the rope (10) far from the first fixed block (5) one
End and the lower surface of change (9) overlap, and the one end of the rope (10) far from change (9) is fixedly connected with the second fixed block
(11), the upper surface of second fixed block (11) is fixedly connected with the lower surface of support plate (2), the mounting base (3) it is upper
Surface is fixedly connected with side plate (14), fluting (13) is offered on the left of the support plate (2), the side plate (14) is far from installation
One end of seat (3) is connect with the internal activity of fluting (13).
2. vacuum circuit breaker according to claim 1, it is characterised in that：The lower surface of the support plate (2) is fixedly connected
There are fixed link (12), the one end of the fixed link (12) far from support plate (2) to be fixedly connected with transverse slat (16), the side plate (14)
Right side opening be equipped with sliding slot (15), the internal slide of one end and sliding slot (15) of the transverse slat (16) far from fixed link (12) connects
It connects.
3. vacuum circuit breaker according to claim 2, it is characterised in that：The lower surface of the transverse slat (16) is fixedly connected with
Second spring (20), the one end of the second spring (20) far from transverse slat (16) are fixedly connected with the upper surface of mounting base (3).
4. vacuum circuit breaker according to claim 1, it is characterised in that：It is fixedly connected on the left of the mounting base (3)
Mounting plate (19), the upper surface of the mounting plate (19) offer the screw hole (18) being connected with lower surface, the screw hole (18)
Internal whorl be connected with screw rod (17).
5. vacuum circuit breaker according to claim 1, it is characterised in that：The quantity of first spring (4) be two, two
A first spring (4) is symmetrical arranged with the central axes of mounting base (3).
6. vacuum circuit breaker according to claim 1, it is characterised in that：First fixed block (5) and the second fixed block
(11) it is located between two the first springs (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820128707.4U CN207765369U (en) | 2018-01-25 | 2018-01-25 | Vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820128707.4U CN207765369U (en) | 2018-01-25 | 2018-01-25 | Vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207765369U true CN207765369U (en) | 2018-08-24 |
Family
ID=63181744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820128707.4U Active CN207765369U (en) | 2018-01-25 | 2018-01-25 | Vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207765369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709106A (en) * | 2022-05-20 | 2022-07-05 | 浙江绿丰电气有限公司 | High-voltage AC vacuum circuit breaker on column |
-
2018
- 2018-01-25 CN CN201820128707.4U patent/CN207765369U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114709106A (en) * | 2022-05-20 | 2022-07-05 | 浙江绿丰电气有限公司 | High-voltage AC vacuum circuit breaker on column |
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